A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-South to the Ohio Valley and the Southeast through tonight, moving into the Mid-Atlantic Monday. Read More >
On October 1, 2021, WFO Honolulu began issuing the Marine Forecast Matrix for points in the Pacific Oceanic area. See SCN 21-42 for details.
Marine Forecast Matrix Issued: 03/18/2026 07:28:00 PM UTC
Graphs of select Marine Forecast Matrix for Oceanic Waters fields
839
FXPA41 PHFO 180929
MFMN10
MARINE FORECAST MATRICES
NATIONAL WEATHER SERVICE HONOLULU HI
1128 PM HST TUE MAR 17 2026
THE INFORMATION PRESENTED IN THIS PRODUCT REFLECTS A
FORECAST...RATHER THAN CURRENT INFORMATION. MARINE USERS SEEKING
CURRENT INFORMATION SHOULD CHECK THE LATEST COASTAL WIND AND BUOY
REPORTS.
PHZ180-181400-
BUOY 51101
24.31N 162.08W
1128 PM HST TUE MAR 17 2026
DATE 03/17/26 WED 03/18/26 THU 03/19/26 FRI
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR E E SE SE SE S S SW SE SE SE SE SE SE SE E SE E E
WIND SPD 10 11 14 15 16 16 10 7 9 13 17 17 13 11 11 11 7 10 10
WIND GUST 14 15 20 21 22 22 14 10 13 18 24 24 18 15 15 15 10 14 14
SIG WAVE HGT 10 9 9 9 9 9 9 8 9 9 9 9 9 9 9 9 10 10 10
TSTMS S S S S S S S S
$$
PHZ180-181400-
BUOY 51000
23.54N 153.90W
1128 PM HST TUE MAR 17 2026
DATE 03/17/26 WED 03/18/26 THU 03/19/26 FRI
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR E N E E E E E E E E E E E E E E E S SW
WIND SPD 4 4 6 6 4 5 11 13 11 11 14 13 15 16 18 17 10 14 12
WIND GUST 6 6 8 8 6 7 15 18 15 15 20 18 21 22 25 24 14 20 17
SIG WAVE HGT 8 8 8 8 8 7 7 7 7 7 7 7 7 7 7 7 7 7 7
TSTMS S
$$
PHZ180-181400-
BUOY 51004
17.42N 152.51W
1128 PM HST TUE MAR 17 2026
DATE 03/17/26 WED 03/18/26 THU 03/19/26 FRI
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR S S SE SE SE SE SE SE E E SE E E E E E E E SE
WIND SPD 6 3 5 6 11 12 10 8 7 8 8 11 10 9 10 10 10 11 12
WIND GUST 8 4 7 8 15 17 14 11 10 11 11 15 14 13 14 14 14 15 17
SIG WAVE HGT 6 6 6 6 7 7 7 7 7 7 6 6 6 6 6 6 6 6 6
TSTMS S S S S S S S S
$$
PHZ180-181400-
BUOY 51002
17.17N 157.84W
1128 PM HST TUE MAR 17 2026
DATE 03/17/26 WED 03/18/26 THU 03/19/26 FRI
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR NE NE E E SE SE SE S S S S S S SE SE SE SE SE SE
WIND SPD 4 4 4 4 3 2 4 6 7 9 9 10 10 11 9 9 7 9 9
WIND GUST 6 6 6 6 4 3 6 8 10 13 13 14 14 15 13 13 10 13 13
SIG WAVE HGT 7 7 7 7 7 7 7 7 6 6 6 6 6 6 5 5 5 5 5
TSTMS S S S S S S S S S S S S
$$
PHZ180-181400-
BUOY 51003
19.04N 160.64W
1128 PM HST TUE MAR 17 2026
DATE 03/17/26 WED 03/18/26 THU 03/19/26 FRI
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR NE E E E SE S S S SE SE S S S S SW S S S S
WIND SPD 3 3 4 4 4 3 6 6 7 5 7 8 7 7 7 8 8 9 10
WIND GUST 4 4 6 6 6 4 8 8 10 7 10 11 10 10 10 11 11 13 14
SIG WAVE HGT 8 8 8 8 8 8 8 7 7 7 7 6 6 6 6 6 6 6 6
TSTMS S S S S S S S S S S S S
$$
PHZ180-181400-
KURE ATOLL
28.42N 178.33W
1128 PM HST TUE MAR 17 2026
DATE 03/17/26 WED 03/18/26 THU 03/19/26 FRI
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR E E E E E E E E E SE E SE SE SE E NE SE W NE
WIND SPD 27 25 23 23 21 21 22 21 19 17 14 14 12 9 7 7 12 15 16
WIND GUST 38 35 32 32 29 29 31 29 27 24 20 20 17 13 10 10 17 21 22
SIG WAVE HGT 15 14 13 13 12 12 12 11 11 11 11 11 10 10 10 10 10 11 11
$$
PHZ180-181400-
MIDWAY ATOLL
28.22N 177.37W
1128 PM HST TUE MAR 17 2026
DATE 03/17/26 WED 03/18/26 THU 03/19/26 FRI
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR E E E E E E E E E E E E E E E E SE SE SE
WIND SPD 26 23 21 20 20 20 20 19 17 15 13 13 14 14 14 15 15 12 9
WIND GUST 36 32 29 28 28 28 28 27 24 21 18 18 20 20 20 21 21 17 13
SIG WAVE HGT 14 13 12 12 11 11 11 10 10 10 12 11 11 11 11 11 11 11 12
$$
PHZ180-181400-
LISIANSKI ATOLL
26.08N 174.00W
1128 PM HST TUE MAR 17 2026
DATE 03/17/26 WED 03/18/26 THU 03/19/26 FRI
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR SW NE E E E E NE E E E E E E E E E E E NE
WIND SPD 4 3 17 18 15 16 18 20 20 18 16 18 17 17 17 19 20 19 18
WIND GUST 6 4 24 25 21 22 25 28 28 25 22 25 24 24 24 27 28 27 25
SIG WAVE HGT 13 10 10 12 12 12 12 12 11 11 11 11 11 11 11 11 11 12 12
TSTMS S S
$$
PHZ180-181400-
PEARL & HERMES ATOLL
27.83N 175.83W
1128 PM HST TUE MAR 17 2026
DATE 03/17/26 WED 03/18/26 THU 03/19/26 FRI
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR E E E E E E E E E E E E E E E E E E E
WIND SPD 27 25 21 19 20 21 21 21 19 17 15 15 17 18 19 19 17 16 15
WIND GUST 38 35 29 27 28 29 29 29 27 24 21 21 24 25 27 27 24 22 21
SIG WAVE HGT 15 14 13 12 12 12 11 11 11 11 11 10 10 10 10 11 11 11 11
$$
PHZ180-181400-
FRENCH FRIGATE SHOALS
23.86N 166.27W
1128 PM HST TUE MAR 17 2026
DATE 03/17/26 WED 03/18/26 THU 03/19/26 FRI
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR S S S S SW SW SW SW SW NW NW NW NW NW W W NE NW S
WIND SPD 16 17 17 17 15 9 4 2 2 5 6 4 6 7 6 6 10 4 4
WIND GUST 22 24 24 24 21 13 6 3 3 7 8 6 8 10 8 8 14 6 6
SIG WAVE HGT 10 10 10 9 9 9 8 8 8 8 8 8 8 9 9 9 10 10 10
TSTMS S S S S S S S S
$$
PHZ180-181400-
NIHOA
23.06N 161.92W
1128 PM HST TUE MAR 17 2026
DATE 03/17/26 WED 03/18/26 THU 03/19/26 FRI
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR E E SE SE S S S S S S SE SE S SE SE SE S SE SE
WIND SPD 12 11 13 13 11 10 11 13 10 8 10 11 11 10 9 9 8 7 6
WIND GUST 17 15 18 18 15 14 15 18 14 11 14 15 15 14 13 13 11 10 8
SIG WAVE HGT 9 9 9 9 8 8 8 8 8 7 7 7 7 7 7 8 8 8 8
TSTMS S S S S S S S S
$$
PHZ180-181400-
KINGMAN REEF
6.44N 162.34W
1128 PM HST TUE MAR 17 2026
DATE 03/17/26 WED 03/18/26 THU 03/19/26 FRI
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR E E E E E E E E E E E E E E E E E E E
WIND SPD 12 11 11 12 11 10 9 9 9 9 10 11 11 10 12 12 11 11 11
WIND GUST 17 15 15 17 15 14 13 13 13 13 14 15 15 14 17 17 15 15 15
SIG WAVE HGT 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
TSTMS S S S S S S S S S
$$
PHZ180-181400-
JOHNSTON ATOLL
16.74N 169.52W
1128 PM HST TUE MAR 17 2026
DATE 03/17/26 WED 03/18/26 THU 03/19/26 FRI
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR S SW SW SW SW W W W W W W W W NW NW E N E N
WIND SPD 6 5 6 6 7 8 8 7 8 8 8 7 6 8 7 10 9 6 3
WIND GUST 8 7 8 8 10 11 11 10 11 11 11 10 8 11 10 14 13 8 4
SIG WAVE HGT 8 8 9 9 9 9 9 8 8 8 8 8 8 8 7 7 7 7 7
TSTMS S S S S S S S S S S S S
$$
PHZ180-181400-
PALMYRA ATOLL
5.92N 162.00W
1128 PM HST TUE MAR 17 2026
DATE 03/17/26 WED 03/18/26 THU 03/19/26 FRI
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR E E E E E E E E E E E E E E E E E E E
WIND SPD 12 11 11 11 10 9 9 9 8 9 10 11 11 11 12 12 11 11 11
WIND GUST 17 15 15 15 14 13 13 13 11 13 14 15 15 15 17 17 15 15 15
SIG WAVE HGT 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
TSTMS S S S S S S S S S S S S S
$$
PHZ180-181400-
CHRISTMAS ISLAND
2.1N 157.8W
1128 PM HST TUE MAR 17 2026
DATE 03/17/26 WED 03/18/26 THU 03/19/26 FRI
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR E E E E E E E E E E E E E E E E E E E
WIND SPD 10 10 10 11 12 11 10 10 11 12 11 11 10 12 12 13 12 12 14
WIND GUST 14 14 14 15 17 15 14 14 15 17 15 15 14 17 17 18 17 17 20
SIG WAVE HGT 7 7 7 7 7 7 6 6 6 6 6 6 6 6 6 6 6 6 6
$$
PHZ180-181400-
FANNING ISLAND
5.92N 162.00W
1128 PM HST TUE MAR 17 2026
DATE 03/17/26 WED 03/18/26 THU 03/19/26 FRI
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR E E E E E E E E E E E E E E E E E E E
WIND SPD 10 10 11 11 10 10 9 10 10 10 11 12 11 12 12 13 13 13 13
WIND GUST 14 14 15 15 14 14 13 14 14 14 15 17 15 17 17 18 18 18 18
SIG WAVE HGT 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7 7
TSTMS S S S S S S S S
$$
PHZ180-181400-
MARO REEF
25.33N 170.5W
1128 PM HST TUE MAR 17 2026
DATE 03/17/26 WED 03/18/26 THU 03/19/26 FRI
HST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3HRLY 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16
WIND DIR W W NW NW SE E E NE NE E NE NE NE NE NE NE NE NE NE
WIND SPD 13 11 7 4 2 3 12 18 21 20 19 20 20 21 22 24 24 19 18
WIND GUST 18 15 10 6 3 4 17 25 29 28 27 28 28 29 31 34 34 27 25
SIG WAVE HGT 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11 10 11 11
TSTMS S S S S S S
$$
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